| Used Operating Systems |
| 1 | 359 | 42.24 | 306 | 66.38 | +http://www.baidu.com/search/spider.html |
| 2 | 190 | 22.35 | 50 | 10.85 | +http://yandex.com/bots |
| 3 | 96 | 11.29 | 62 | 13.45 | +http://www.google.com/bot.html |
| 4 | 64 | 7.53 | 14 | 3.04 | Windows NT |
| 5 | 42 | 4.94 | 2 | 0.43 | https://nmap.org/book/nse.html |
| 6 | 18 | 2.12 | 2 | 0.43 | Intel Mac OS X 10.5 |
| 7 | 15 | 1.76 | 5 | 1.08 | +http://OpenLinkProfiler.org/bot |
| 8 | 14 | 1.65 | 2 | 0.43 | http://filterdb.iss.net/crawler/ |
| 9 | 13 | 1.53 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 10 | 12 | 1.41 | 5 | 1.08 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 11 | 8 | 0.94 | 4 | 0.87 | http://crawler.007ac9.net/ |
| 12 | 6 | 0.71 | 2 | 0.43 | +info@netcraft.com |
| 13 | 4 | 0.47 | 0 | 0.00 | http://mj12bot.com/ |
| 14 | 3 | 0.35 | 3 | 0.65 | +http://www.uptime.com/uptimebot |
| 15 | 2 | 0.24 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 2 | 0.24 | 2 | 0.43 | X11 |
| 17 | 2 | 0.24 | 2 | 0.43 | +http://megaindex.com/crawler |
